ActivInspire - ActivInspire interactive whiteboard software is a classroom teaching software from Promethean for...
Stack Overflow - Community-based Q&A part of the Stack Exchange platform.
Explain Everything - Explain Everything is an easy-to-use design, screencasting, and interactive whiteboard tool that...
The Answer Bank - The Answer Bank is the UK’s leading question-and-answer site.
LiveBoard - Cross-platform whiteboard solution, whether you're teaching or tutoring online, or you want to provide a more interactive experience for classroom teaching.
Blurtit - Blurtit is a Q&A website. You can ask a question or answer on any question.